-# per-module flags
-PrelArr_HC_OPTS += -monly-2-regs
-Directory_HC_OPTS += -monly-3-regs
-Time_HC_OPTS += -monly-3-regs -H16m
-
-# Far too much heap is needed to compile PrelNum with -O at the
-# moment, but there you go..
-PrelNum_HC_OPTS += -H30m
-# Note: this option has to go in the Makefile rather than in an
-# OPTIONS line in the source file. The reason being that we want
-# to override the SRC_HC_OPTS of -O, and anything option coming
-# from the Makefile overrides what's in OPTIONS lines. (mumble_HC_OPTS
-# does override SRC_HC_OPTS settings)
-PrelUnsafe_HC_OPTS += -Onot
-
-PrelBase_HC_OPTS += -H12m
-PrelRead_HC_OPTS += -H13m
-PrelTup_HC_OPTS += -H12m
-PrelArr_HC_OPTS += -H8m
-PrelHandle_HC_OPTS += -H12m
-Time_HC_OPTS += -H8m
-Complex_HC_OPTS += -H10m
-IO_HC_OPTS += -H12m
-PrelMain_HC_OPTS += -fno-prune-tydecls # avoids an apparent bug; ToDo